org.apache.solr.core

Class BlobRepository

java.lang.Object

org.apache.solr.core.BlobRepository

public class BlobRepository
extends Object

The purpose of this class is to store the Jars loaded in memory and to keep only one copy of the Jar in a single node.

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	BlobRepository.BlobContent<T>
static class	BlobRepository.BlobContentRef<T>
static interface	BlobRepository.Decoder<T>

Constructor Summary

Constructors

Constructor and Description
BlobRepository(CoreContainer coreContainer)

Method Summary

Modifier and Type	Method and Description
void	decrementBlobRefCount(BlobRepository.BlobContentRef ref) This is to decrement a ref count
BlobRepository.BlobContentRef<ByteBuffer>	getBlobIncRef(String key) Returns the contents of a blob containing a ByteBuffer and increments a reference count.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

BlobRepository

public BlobRepository(CoreContainer coreContainer)

Method Detail

getBlobIncRef

public BlobRepository.BlobContentRef<ByteBuffer> getBlobIncRef(String key)

Returns the contents of a blob containing a ByteBuffer and increments a reference count. Please return the same object to decrease the refcount. This is normally used for storing jar files, and binary raw data. If you are caching Java Objects you want to use SolrCore#loadDecodeAndCacheBlob(String, Decoder)

Parameters:

key - it is a combination of blobname and version like blobName/version

Returns:

The reference of a blob

decrementBlobRefCount

public void decrementBlobRefCount(BlobRepository.BlobContentRef ref)

This is to decrement a ref count

Parameters:

ref - The reference that is already there. Doing multiple calls with same ref will not matter